Finding the Fourth Proportional to 11,012,919.33, 16,519,704.63 and 5,256,259.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,012,919.33 : 16,519,704.63 = 5,256,259.47 : x
2. Step 2: Convert to fraction form
   11,012,919.33/16,519,704.63 = 5,256,259.47/x
3. Step 3: Cross multiply
   11,012,919.33x = 16,519,704.63 × 5,256,259.47
4. Step 4: Simplify right side
   11,012,919.33x = 86,831,853,903,040.34
5. Step 5: Solve for x
   x = 86,831,853,903,040.34/11,012,919.33
6. Step 6: Final answer
   x = 7,884,544.62